28166620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2239}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 36184100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2239, 2516, 3145, 4478, 6290, 8956, 11195, 12580, 22390, 38063, 44780, 76126, 82843, 152252, 165686, 190315, 331372, 380630, 414215, 761260, 828430, 1408331, 1656860, 2816662, 5633324, 7041655, 14083310, 28166620]

約数ペア:

[(1, 28166620), (2, 14083310), (4, 7041655), (5, 5633324), (10, 2816662), (17, 1656860), (20, 1408331), (34, 828430), (37, 761260), (68, 414215), (74, 380630), (85, 331372), (148, 190315), (170, 165686), (185, 152252), (340, 82843), (370, 76126), (629, 44780), (740, 38063), (1258, 22390), (2239, 12580), (2516, 11195), (3145, 8956), (4478, 6290)]